Rivers had been rushed to Mount Sinai Medical Center Aug. 26 after she stopped breathing during throat surgery at a clinic. She was moved out of intensive care on Wednesday after the decision was made to take her off life support.

WATCH: Stars and fans react to the death of Joan Rivers.

Long-time friend Larry King took to Twitter to express his grief over the loss writing, “Great guest, pal, comedian & mother. We will never see her likes again.”

.@Joan_Rivers was a dear & wonderful friend who I've known for 45yrs. Great guest, pal, comedian & mother. We will never see her likes again